Mathematics - 29 August 2007

The area of the paper on a roll commonly used to print newspapers is 100 * 10^4 yd^2. Express the area in square meters, square centimeters, and square miles....

2007-08-29 14:22:34 · 1 answers · asked by Anonymous

2007-08-29 14:18:21 · 4 answers · asked by ElDarado05 2

(1) let H be a subset of G. show that the following are equivalent.
i. a element bH
ii. b element aH
iii. aH=bH
iv. b^-1a element H
v. a^-1 element H

1. i iff ii
2. i iff iii
3. iv iff v
4. i iff v

(2) let G be a group of order pq, p and q are prime. show that every subgroup of G is cyclic.

2007-08-29 14:09:56 · 5 answers · asked by la 1

ok, i really, need helpw with these two geometry questions. theyre supposed to be proofs, but i just need the steps it takes to get the right answer.

GH= z+6
EH= 2z - 4
GE= z
no clue how to set it up, i had (z+6)+(2z-4)=z but that didnt wrk...
and:
m<1= 7x + 3
m<2= 6x + 7
couldnt solve it

please help! thanks!

2007-08-29 13:52:32 · 3 answers · asked by Shorty 2

1. sqrt72
2. sqrt1/5

Thank you

2007-08-29 13:49:25 · 9 answers · asked by vadataborn 2

2007-08-29 13:42:05 · 4 answers · asked by quizzical 1

OKay im trying to do a calculus problem and it says to find the fourth derivative of (2 + 3x)^4 and i got the answer to be 1944. But these are the choices...

A)0
B)4!(3)
C)4!(3^4)
D)4!(3^5)
E)4!(2+3x)

2007-08-29 13:33:55 · 8 answers · asked by Anonymous

y= -x²+9x-3 and the line y=3x
I got the anwser 3+/- √9, but how do I apply this to the equations?

Show/explain please.

2007-08-29 13:28:24 · 1 answers · asked by Anonymous

2007-08-29 13:22:10 · 3 answers · asked by tammy m 1

2007-08-29 13:08:29 · 2 answers · asked by tchoxi2000 1

Are the following ratios in proportion? (Show working)

i. 7: 9 and 10: 14
ii. 6:14 and 9: 21

2007-08-29 13:05:55 · 3 answers · asked by sarah_miss92 1

y= -x²+9x-3 and the line y=3x
I got the anwser 3+/- √9, but how do I apply this to the equations?

Show/explain please.

2007-08-29 12:59:06 · 2 answers · asked by Anonymous

2007-08-29 12:58:20 · 3 answers · asked by Mr. Smith 5

1. w - 8=h
2. 5 + 2f=g
3. xyz - 3=d
4. wb - a=0
5. c = bk - 5
7. t + ab=0
8. 9x - 5y=4
9. y=3(a+b)
13. p=2(l+w);l
14. d=rt;r
15. 2a+b=c;b
16. I=prt;p
17. 1/2x=y;x
18. 2(x+a)=c;a
19. m+n+p=q;m
20. c+d/2=a;c
21. mnp=q;m
22. y=mx+b;m
23. 2r+3s=1;r
24. 3a=2b;b
25. A=1/2bh;b
26. v=lwh;h
27. c2=a2+b2;b

2007-08-29 12:44:10 · 2 answers · asked by Yoh 1

what is the blank fill in?

2007-08-29 12:34:32 · 7 answers · asked by Anonymous

help me with this equation?

solve for Z

x=1/yz

2007-08-29 12:34:12 · 5 answers · asked by Anonymous

2007-08-29 12:34:00 · 7 answers · asked by Anonymous

(15 * 32) / 20 + 45 - 19 =
(480)/20 + 45 - 19
24 + 45 - 19=
69- 19 =
50

Is 10.43 or 50 the correct answer ?

2007-08-29 12:28:38 · 7 answers · asked by Anonymous

I just need to know the first step of how to do this proof. Please help me!

(1+cos x)(1-cos x) = sin2 x

IMPORTANT sin2 is really sine squared but I couldn't type an exponent

2007-08-29 12:28:37 · 5 answers · asked by I love JB!!! 4

Estimate the difference to the nearest whole number.
17.846-3.05
Use a conjunction to combine sentences to form one sentence with a compound predicate. Underline each simple predicate in the compound predicate.
The Romans conquered the Etruscans. The Romans learned about architecture from them.

2007-08-29 12:25:19 · 2 answers · asked by peaches 2

I'm trying to find the inverse of f(x) = x/(x-5)...and i cant figure it out, can someone help me?

2007-08-29 12:23:29 · 2 answers · asked by Kurt 3

Why is it easier to convert meters to centimeters or or millimeters than it is to change yards to feet or inches?

2007-08-29 12:22:34 · 7 answers · asked by Jill 1

7+6y^2 is all under the square root

2007-08-29 12:21:32 · 5 answers · asked by Deutschjoe 3

can someone explain how to get answers for there problems?

whats the x-intercept for the line y= -5x-9?

find all solutions to the equation l7x+4l =18

factor the polynomial x^2-5x-36

and solving x^2-9x=36

2007-08-29 12:17:01 · 3 answers · asked by karate kicka girl 2

maths

2007-08-29 12:15:18 · 9 answers · asked by brown n 1

2007-08-29 12:13:53 · 5 answers · asked by litswtsmile 1

1. 25 - 6 (4-2x) + 3x = 5 - 13x

2. 3(2x+7)=4 (3x-?)
6 10

2007-08-29 12:08:25 · 1 answers · asked by meme123 2

2007-08-29 11:49:37 · 1 answers · asked by mary 1

2007-08-29 11:46:22 · 4 answers · asked by dave s 1

Ok show how to solve the integral [(sin(z)(z^3 - 2z)] / (2z^5 - 3z)

2007-08-29 11:44:06 · 1 answers · asked by Robert W 1